Research Article
Investigation of Tinnitus Patients in Italy: Clinical and Audiological Characteristics
Table 3
Tinnitus characteristics of the 312 subjects.
| | Subjects No. | Total % |
| Localization of tinnitus | | 100 | Right | 83 | 26.61 | Left | 104 | 33.33 | Bilateral | 74 | 23.71 | Within head | 51 | 16.35 |
| Tinnitus duration | | 100 | Acute (3 months) | 95 | 30.45 | Subacute (3–12 months) | 133 | 42.63 | Chronic (12 months) | 84 | 26.92 |
| Subjective judgment of tinnitus type | | 100 | Pure tone | 209 | 66.99 | Narrow-band | 87 | 27.88 | Undetermined | 16 | 5.13 |
| Tinnitus pitch | | 100 | High-pitched tinnitus | 172 | 55.13 | Middle-pitched tinnitus | 56 | 17.95 | Low-pitched tinnitus | 68 | 21.79 | Undetermined | 16 | 5.13 |
| Type of tinnitus onset | | 100 | Suddenly | 128 | 41.02 | Slowly progressive | 184 | 58.98 |
| Tinnitus matched loudness | | 100 | 0–5 dB above the hearing threshold | 44 | 14.1 | 5 dB above the hearing threshold | 88 | 28.21 | 10 dB above the hearing threshold | 118 | 37.8 | 15 dB above the hearing threshold | 44 | 14.1 | 15 dB above the hearing threshold | 4 | 1.28 | Undetermined | 14 | 4.48 |
| Development of tinnitus loudness | | 100 | Has increased | 168 | 53.85 | Has decreased | 26 | 8.33 | Unchanged | 118 | 37.82 |
| Degree of discomfort evaluated by THI | | 100 | Slight (I grade) | 59 | 18.91 | Mild (II grade) | 102 | 32.69 | Moderate (III grade) | 79 | 25.32 | Severe (IV grade) | 52 | 16.67 | Catastrophic (V grade) | 20 | 6.41 |
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